Thermal Definition & Meaning - Merriam-Webster
WEB1. a. : of, relating to, or caused by heat. thermal stress. thermal insulation. b. : being or involving a state of matter dependent upon temperature. thermal conductivity. thermal agitation of molecular structure. c. : having low energies of the order of those due to thermal agitation. thermal neutrons. 2.
What is thermal energy? (article) | Khan Academy
WEBThermal energy refers to the energy contained within a system that is responsible for its temperature. Heat is the flow of thermal energy. A whole branch of physics, thermodynamics, deals with how heat is transferred between different systems and how work is done in the process (see the 1ˢᵗ law of thermodynamics ).
THERMAL Definition & Meaning | Dictionary.com
WEBNoun. A usually columnar mass of warm air that rises in the lower atmosphere because it is less dense than the air around it. Thermals form because the ground surface is heated …
THERMAL | definition in the Cambridge English Dictionary
WEB(of clothes or coverings) made of a material that is especially designed to keep you warm: Typical layers can include thermal underwear, a sweater or sweatshirt, a jacket, snow …
Thermal energy | Heat Transfer, Temperature & Kinetic Energy
WEBthermal energy, internal energy present in a system in a state of thermodynamic equilibrium by virtue of its temperature. Thermal energy cannot be converted to useful work as easily as the energy of systems that are not in states of thermodynamic equilibrium.
What is thermal conductivity? (article) | Khan Academy
WEBThe (average) kinetic energy of a molecule in the hot body is higher than in the colder body. If two molecules collide, an energy transfer from the hot to the cold molecule occurs. The cumulative effect from all collisions results in a net flux …
THERMAL | English meaning - Cambridge Dictionary
WEB(of clothes or coverings) made of a material that is especially designed to keep you warm: Typical layers can include thermal underwear, a sweater or sweatshirt, a jacket, snow …
Thermal energy - Wikipedia
WEBThermal radiation in visible light can be seen on this hot metalwork, due to blackbody radiation.. The term "thermal energy" is used loosely in various contexts in physics and engineering, generally related to the kinetic energy of vibrating and colliding atoms in a substance. It can refer to several different physical concepts. These include the internal …
Thermal energy, temperature, and heat (video) | Khan Academy
WEBThermal energy refers to the kinetic energy of randomly moving particles in a substance. Particles can have translational, rotational, and/or vibrational kinetic energy, depending on the state of matter. Temperature is a measure of the average kinetic energy of …
Thermal - Definition, Meaning & Synonyms | Vocabulary.com
WEB/ˈθʌməl/ IPA guide. Other forms: thermals. If it has to do with heat, it’s thermal. Wearing a thermal shirt under your sweater helps you stay warm on a brutally cold day. Your thermal coffee mug keeps your coffee hot. The Greek word therme, meaning “heat,” is the origin of the adjective thermal.
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